Description of problem: httpd24 configured as reverse proxy for PHP-FPM (rh-php56-php-fpm from RHSCL) via standard ProxyPassMatch: ProxyPassMatch ^/(.*\.php(/.*)?)$ fcgi://127.0.0.1:9000/var/www/html/$1 Lots of clients are hitting this and things seem to work fine, but the logs fill up with messages like this: [Wed May 04 11:08:46.482577 2016] [proxy_fcgi:error] [pid 34770] (104)Connection reset by peer: [client 10.0.0.1:59660] AH01075: Error dispatching request to : (passing brigade to output filters), referrer: https://www.example.com There is a bugzilla at https://bugzilla.redhat.com/show_bug.cgi?id=1287571 that requests upgrade to 2.4.17 but according to http://www.apache.org/dist/httpd/CHANGES_2.4.20 it might have been fixed in 2.4.19. Ref: Changes with Apache 2.4.19 ... *) mod_proxy_fcgi: Suppress HTTP error 503 and message 01075, "Error dispatching request", when the cause appears to be due to the client closing the connection. PR58118. [Tobias Adolph <adolph lrz.de>] Can this be backported to httpd24?
Verified: *New Pass: version httpd24-httpd-2.4.25-8.el6.x86_64 and httpd24-httpd-2.4.25-8.el7.x86_64 ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: [ LOG ] :: Test :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: [ BEGIN ] :: Running not complete request to apache server. :: actually running 'curl hp-dl80gen9-01.khw.lab.eng.bos.redhat.com/index.php > /dev/null & sleep 1; pkill curl' % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0 100 303M 0 303M 0 0 584M 0 --:--:-- --:--:-- --:--:-- 584M/usr/share/beakerlib/testing.sh: line 668: 6223 Terminated curl hp-dl80gen9-01.khw.lab.eng.bos.redhat.com/index.php > /dev/null :: [ PASS ] :: Running not complete request to apache server. (Expected 0, got 0) :: [ PASS ] :: File '/var/log/httpd24/access_log' should not contain ' 503 ' ============output of /var/log/httpd24/access_log=========== 2620:52:0:10bb:1658:d0ff:fed3:ddaf - - [17/Mar/2017:09:56:20 -0400] "GET /index.php HTTP/1.1" 200 696032733 "-" "curl/7.47.1" ===========/output of /var/log/httpd24/access_log=========== :: [ PASS ] :: File '/var/log/httpd24/error_log' should not contain 'Error dispatching request' :: [ PASS ] :: File '/var/log/httpd24/error_log' should not contain 'AH01075' ============output of /var/log/httpd24/error_log=========== [Fri Mar 17 09:56:16.056506 2017] [core:notice] [pid 6028] SELinux policy enabled; httpd running as context unconfined_u:system_r:httpd_t:s0 [Fri Mar 17 09:56:16.063874 2017] [suexec:notice] [pid 6028] AH01232: suEXEC mechanism enabled (wrapper: /opt/rh/httpd24/root/usr/sbin/suexec) [Fri Mar 17 09:56:16.140412 2017] [auth_digest:notice] [pid 6029] AH01757: generating secret for digest authentication ... [Fri Mar 17 09:56:16.140605 2017] [http2:warn] [pid 6029] AH02951: mod_ssl does not seem to be enabled [Fri Mar 17 09:56:16.141531 2017] [lbmethod_heartbeat:notice] [pid 6029] AH02282: No slotmem from mod_heartmonitor [Fri Mar 17 09:56:16.166801 2017] [mpm_prefork:notice] [pid 6029] AH00163: Apache/2.4.25 (Red Hat) mod_auth_kerb/5.4 PHP/5.5.21 mod_wsgi/4.5.13 Python/2.7 mod_perl/2.0.9dev Perl/v5.20.1 configured -- resuming normal operations [Fri Mar 17 09:56:16.166827 2017] [core:notice] [pid 6029] AH00094: Command line: '/opt/rh/httpd24/root/usr/sbin/httpd' ===========/output of /var/log/httpd24/error_log=========== 'a0d88d6b-e9ab-41a3-8128-51af36f9492c' Test result: PASS metric: 0 Log: /var/tmp/beakerlib-53238983/journal.txt Info: Searching AVC errors produced since 1489758980.64 (Fri Mar 17 09:56:20 2017) Searching logs... Info: No AVC messages found. Writing to /mnt/testarea/tmp.wAi9GV : AvcLog: /mnt/testarea/tmp.wAi9GV *Old Fail versions: httpd24-httpd-2.4.18-11.el6.x86_64 and httpd24-httpd-2.4.18-11.el7.x86_64 :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: [ LOG ] :: Test :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: :: [ BEGIN ] :: Running not complete request to apache server. :: actually running 'curl qeos-177.lab.eng.rdu2.redhat.com/index.php > /dev/null & sleep 1; pkill curl' % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 246M 0 246M 0 0 465M 0 --:--:-- --:--:-- --:--:-- 466M/usr/share/beakerlib/testing.sh: řádek 781: 4612 Ukončen (SIGTERM) curl qeos-177.lab.eng.rdu2.redhat.com/index.php > /dev/null :: [ PASS ] :: Running not complete request to apache server. (Expected 0, got 0) :: [ PASS ] :: File '/var/log/httpd24/access_log' should not contain ' 503 ' ============output of /var/log/httpd24/access_log=========== 172.16.36.177 - - [17/Mar/2017:12:02:49 -0400] "GET /index.php HTTP/1.1" 200 523538550 "-" "curl/7.47.1" ===========/output of /var/log/httpd24/access_log=========== :: [ FAIL ] :: File '/var/log/httpd24/error_log' should not contain 'Error dispatching request' :: [ FAIL ] :: File '/var/log/httpd24/error_log' should not contain 'AH01075' ============output of /var/log/httpd24/error_log=========== [Fri Mar 17 12:02:46.758864 2017] [core:notice] [pid 4490] SELinux policy enabled; httpd running as context system_u:system_r:httpd_t:s0 [Fri Mar 17 12:02:46.760008 2017] [suexec:notice] [pid 4490] AH01232: suEXEC mechanism enabled (wrapper: /opt/rh/httpd24/root/usr/sbin/suexec) [Fri Mar 17 12:02:46.798062 2017] [auth_digest:notice] [pid 4490] AH01757: generating secret for digest authentication ... [Fri Mar 17 12:02:46.798170 2017] [http2:warn] [pid 4490] AH02951: mod_ssl does not seem to be enabled [Fri Mar 17 12:02:46.798865 2017] [lbmethod_heartbeat:notice] [pid 4490] AH02282: No slotmem from mod_heartmonitor [Fri Mar 17 12:02:46.867263 2017] [mpm_prefork:notice] [pid 4490] AH00163: Apache/2.4.18 (Red Hat) mod_auth_kerb/5.4 PHP/5.6.25 configured -- resuming normal operations [Fri Mar 17 12:02:46.867285 2017] [core:notice] [pid 4490] AH00094: Command line: '/opt/rh/httpd24/root/usr/sbin/httpd -D FOREGROUND' [Fri Mar 17 12:02:50.560340 2017] [proxy_fcgi:error] [pid 4495] (32)Broken pipe: [client 172.16.36.177:50866] AH01075: Error dispatching request to : (passing brigade to output filters) ===========/output of /var/log/httpd24/error_log===========
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2017:1161